Home / 14,747.97-20,351.49-8,033.58

Finding the Fourth Proportional to 14,747.97, 20,351.49 and 8,033.58

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Solution

The fourth proportional to 14,747.97, 20,351.49 and 8,033.58 is: 11,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.97 : 20,351.49 = 8,033.58 : x
  2. Step 2: Convert to fraction form
    14,747.97/20,351.49 = 8,033.58/x
  3. Step 3: Cross multiply
    14,747.97x = 20,351.49 × 8,033.58
  4. Step 4: Simplify right side
    14,747.97x = 163,495,323.03
  5. Step 5: Solve for x
    x = 163,495,323.03/14,747.97
  6. Step 6: Final answer
    x = 11,085.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.